As a new clip from Sunday's Keeping Up With the Kardashians shows, Bruce was none too pleased when his wife Kris sent him to the local pharmacy to fetch Kendall's prescription. Realizing the medication she was on, overprotective Bruce flipped his lid.

"What the hell is this all about?" he snapped to Kris, who tried to tell him Kendall is on the medication to help with severe menstrual cramps. "It also alleviates [women] from getting pregnant," he continued. "What am I supposed to think?!"